package com.example.demo.dao;

import com.example.demo.entity.User;
import org.apache.ibatis.annotations.Mapper;

import java.awt.print.Book;
import java.util.List;

@Mapper
public interface BookMapper {
    List<Book> list();
    Book cel(String bookname);

    int delete(String bookname);
    int save(Book book);
    int update(Book book);
}
